Chess South Africa Ratings Database

PLAYER PAGE

Personal

Mandevhana, G (Gerald)

Chess SA id

1890152867

FIDE id

Date of birth

1989-07-28 (Adult)

Gender

Male

Region

Cape Town (WCT)

Citizen

RSA

Titles

Chess SA registered

Last active game

2023-03-26

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1307.7	1310.6	1300	1300
Raw rating	1307.7	1310.6	1300	1300
Weighted rating	1307.1	1310	1299	1299
Weighted performance	0	0	0	0
Floor	807.7	810.6	800	800
K-factor	36	36	36	36
Min/Max rating change allowed	142.2	141.6	143.8	143.8
Highest rating	1414.7 2023-03-01	1402.9 2023-03-01	1300 2024-03-01	1300 2024-03-01
Highest raw rating	1307.7 2024-03-01	1310.6 2024-03-01	1300 2024-03-01	1300 2024-03-01
Highest weighted rating	1305.7 2025-08-01	1308.5 2025-08-01	1296.7 2025-08-01	1296.7 2025-08-01
Highest weighted performance	1414.7 2023-03-01	1402.9 2023-03-01	1200 2024-03-01	1200 2024-03-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1307.7	1310.6	1300	1300
Analysis
Rating	1307.7	1310.6	1300	1300
Raw rating	1307.7	1310.6	1300	1300
Weighted rating	1307.1	1310	1299
Weighted performance	0	0	0
K-factor	36	36	36	36
Floor	807.7	810.6	800	800
Max/Min rating change allowed	142.2	141.6	143.8	143.8
Games	0	0	0	0
Score	0	0	0	0
Expected score	0	0	0	0
Score-Expected	0	0	0	0
Temp raw +/-	0	0	0	0
Final raw +/-	0	0	0	0
New raw rating	1307.7	1310.6	1300	1300
New weighted rating	1307.5	1310.4	1299.7	1299.7
New weighted performance	0	0	0	0
Temp new rating	1307.7	1310.6	1300	1300
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1307.7	1310.6	1300	1300
New K-factor	36	36	36	36
New floor	807.7	810.6	800	800

Item	Main	Standard
	0	0
	0	0
	0	0
	5	5
	0	0
	0	0
History	5	5

Games since
	Main 0	Standard 0		Rapid 0		Blitz 0
Gender	Male
Age group	Adult
Region	Cape Town (WCT)
Province	Western Cape (WC)
Main
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
Adult	-1		-1		-1
Adult Male	-1		-1		-1
Standard
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
Adult	-1		-1		-1
Adult Male	-1		-1		-1
Rapid
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
Adult	-1		-1		-1
Adult Male	-1		-1		-1
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
Adult	-1		-1		-1
Adult Male	-1		-1		-1


	Games	Score	%	Dp	AvgOpp	Performance
Main	0	0	0	0	0	0
Standard	0	0	0	0	0	0
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0

	Games	Score	%	Dp	AvgOpp	Performance
Main	0	0	0	0	0	0
Standard	0	0	0	0	0	0
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0
History
	Games	Score	%	Dp	AvgOpp	Performance
Main	5	2	40	-85	1487.7	1402.7
Standard	5	2	40	-85	1487.7	1402.7
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-09-30	1307.7	1310.6	1300	1300
2025-09-01	1307.7	1310.6	1300	1300
2025-08-01	1307.7	1310.6	1300	1300
2025-07-01	1307.7	1310.6	1300	1300
2025-06-01	1307.7	1310.6	1300	1300
2025-05-01	1307.7	1310.6	1300	1300
2025-04-01	1307.7	1310.6	1300	1300
2025-03-01	1307.7	1310.6	1300	1300
2025-02-01	1307.7	1310.6	1300	1300
2025-01-01	1307.7	1310.6	1300	1300
2024-12-01	1307.7	1310.6	1300	1300
2024-11-01	1307.7	1310.6	1300	1300
2024-10-01	1307.7	1310.6	1300	1300
2024-09-01	1307.7	1310.6	1300	1300
2024-08-01	1307.7	1310.6	1300	1300
2024-07-01	1307.7	1310.6	1300	1300
2024-06-01	1307.7	1310.6	1300	1300
2024-08-01	1307.7	1310.6	1300	1300
2024-04-01	1307.7	1310.6	1300	1300
2024-03-01	1307.7	1310.6	1300	1300
2024-02-01	1307.7	1310.6	1300	1300
2024-01-01	1307.7	1310.6	1300	1300
2023-12-01	1246.2	1246	1200	1200
2023-11-01	1246.2	1246	1200	1200

Comming soon.

Tournaments

History

No tournaments found.

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis

No tournaments found.

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis

Last 500 tournaments since 01 January 2018

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis
1	Cape Town Open 2023 (Advanced)	2023-03-24	2023-03-26	Standard	Cape Town (WCT)	6	5	2	Yes	Analysis

#	Games	Start				End
1	2	Tournament Cape Town Open 2023				Tournament Cape Town Open 2023
		date 2023-03-25	rnd 2	type Standard	result 0.5	date 2023-03-25	rnd 3	type Standard	result 0.5
		Opponent Raubenheimer, G (Granton)				Opponent Parenzee, E (Ethan)
2	1	Tournament Cape Town Open 2023				Tournament Cape Town Open 2023
		date 2023-03-26	rnd 6	type Standard	result 1	date 2023-03-26	rnd 6	type Standard	result 1
		Opponent Van Staaden, D (Darren)				Opponent Van Staaden, D (Darren)

#	Games	Start				End
1	2	Tournament Cape Town Open 2023				Tournament Cape Town Open 2023
		date 2023-03-25	rnd 2	type Standard	result 0.5	date 2023-03-25	rnd 3	type Standard	result 0.5
		Opponent Raubenheimer, G (Granton)				Opponent Parenzee, E (Ethan)
2	1	Tournament Cape Town Open 2023				Tournament Cape Town Open 2023
		date 2023-03-26	rnd 6	type Standard	result 1	date 2023-03-26	rnd 6	type Standard	result 1
		Opponent Van Staaden, D (Darren)				Opponent Van Staaden, D (Darren)

No games found.

#	Games	Start				End

No games found.

#	Games	Start				End

#	Games	Start				End
1	1	Tournament Cape Town Open 2023				Tournament Cape Town Open 2023
		date 2023-03-26	rnd 6	type Standard	result 1	date 2023-03-26	rnd 6	type Standard	result 1
		Opponent Van Staaden, D (Darren)				Opponent Van Staaden, D (Darren)

#	Games	Start				End
1	1	Tournament Cape Town Open 2023				Tournament Cape Town Open 2023
		date 2023-03-26	rnd 6	type Standard	result 1	date 2023-03-26	rnd 6	type Standard	result 1
		Opponent Van Staaden, D (Darren)				Opponent Van Staaden, D (Darren)

No games found.

#	Games	Start				End

No games found.

#	Games	Start				End

Top 10 opponents most often played

#	Opponent	Main			Standard			Rapid			Blitz
		Gms	Score	Dp	Gms	Score	Dp	Gms	Score	Dp	Gms	Score	Dp
		Gms	Aor	Prat	Gms	Aor	Prat	Gms	Aor	Prat	Gms	Aor	Prat
1	Mdlalose ,MM (Mosis Mabuya)	1	0	-425	1	0	-425	0	0	0	0	0	0
1	Mdlalose ,MM (Mosis Mabuya)	1	1486.6	1061.6	1	1486.1	1061.6	0	0	0	0	0	0
2	Raubenheimer ,G (Granton)	1	0.5	0	1	0.5	0	0	0	0	0	0	0
2	Raubenheimer ,G (Granton)	1	1529.9	1529.9	1	1500.7	1529.9	0	0	0	0	0	0
3	Parenzee ,E (Ethan)	1	0.5	0	1	0.5	0	0	0	0	0	0	0
3	Parenzee ,E (Ethan)	1	1575.5	1575.5	1	1558.1	1575.5	0	0	0	0	0	0
4	Van Staaden ,D (Darren)	1	1	425	1	1	425	0	0	0	0	0	0
4	Van Staaden ,D (Darren)	1	1427	1852	1	1421.2	1852	0	0	0	0	0	0
5	Maponya ,K (Khutso)	1	0	-425	1	0	-425	0	0	0	0	0	0
5	Maponya ,K (Khutso)	1	1419.7	994.7	1	1413.9	994.7	0	0	0	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

Ratings

Tournaments

Grand Prix

Statistics

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PLAYER PAGE

Personal

Mandevhana, G (Gerald)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms